This research investigates the relationship between disclosure of corporate social responsibility and price synchronization with emphasis on institutional ownership in listed companies in Tehran Stock Exchange. The present research is applied in terms of its purpose and its methodology is of causal research. The statistical population of the research is listed companies in Tehran Stock Exchange. Using systematic elimination sampling, 126 companies are selected as research sample, and their period is between 2010 and 1394. The method used to collect information, library and to test the hypotheses of the research, multivariate linear regression has been used. The social responsibility of the company is measured by the environmental dimension, employee dimension, dimension of community responsibilities and the dimension of production. The results of the research show that there is no relationship between corporate social responsibility and price synchronization, and there is no relationship between corporate social responsibility and environment price synchronization, and there is no relationship between corporate social responsibility and employee price synchronization. There is no relationship between corporate social responsibility and community responsibility and price synchronization. There is no relationship between corporate social responsibility and production synchronization and stock price synchronization.